Overview

overview

10

Static

static

3

SharpBuild.exe

windows10-2004-x64

10

SharpBuild.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    SharpBuild.exe
  • Size 3.0MB
  • Sample260416-mfd7mscy4q
  • SHA256 29e60d3f28c6b5c63713f2434c1a114039047984944d2952a5d7b98606251d7b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
sharpstealerdiscoveryspywarestealer

Malware Config

Extracted

Family

  • sharpstealer

C2

  • https://api.telegram.org/bot7166304392:AAEkUKcPSw2g7iHxllKwDOpDrAdI6IwS0P4/sendMessage?chat_id=1203483078

Attributes
  • proxy_port

    168.235.103.57:3128

  • vime_world

    false

Targets

    • Target
      SharpBuild.exe
    • Size 3.0MB
    • SHA256 29e60d3f28c6b5c63713f2434c1a114039047984944d2952a5d7b98606251d7b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoverysharpstealerspywarestealer

    • Family: Sharp Stealer

      Sharp Stealer is an infostealer first observed in 2024, based on Echelon and Umbral stealers.

      stealersharpstealer

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks